Portable space heater



FIG. 1 is a perspective view of the portable space heater. The circularpattern, which is partially shown, is understood to repeat uniformlyacross the circumscribed area.

FIG. 2 is an enlarged elevational view of the portable space heatershowing the area defined by the circle in FIG. 1.

FIG. 3 is a reduced top view of the portable space heater shown in FIG.1.

FIG. 4 is a reduced left side elevational view of the portable spaceheater shown in FIG. 1.

FIG. 5 is a reduced front elevational view of the portable space heatershown in FIG. 1.

FIG. 6 is a reduced rear elevational view of the portable space heatershown in FIG. 1; and,

FIG. 7 is a reduced bottom view of the portable space heater shown inFIG. 1.

The ornamental design for a portable space heater, as shown anddescribed.